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Do not use an explicit alignment value as certain file formats cannot support

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particularly large alignments.

From-SVN: r49545
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Nick Clifton 2002-02-06 16:18:33 +00:00 committed by Nick Clifton
parent 1b8afbe758
commit 23fb1469b5
2 changed files with 11 additions and 6 deletions
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4
gcc/testsuite/ChangeLog
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@ -1,5 +1,9 @@
2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
* g++.dg/ext/align1.C: Do not use an explicit alignment value
as certain file formats cannot support particularly large
alignments.
* g++.dg/warn/weak1.C: Expect a warning from COFF toolchains,
and do not expect to be able to link the executable.

13
gcc/testsuite/g++.dg/ext/align1.C
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@ -1,19 +1,20 @@
// Test that __attribute__ ((aligned)) is preserved.
// Cygwin does not support alignment greater than 16
// The alignment used to be 64 but Cygwin does not
// support an alignment greater than 16 and COFF
// not support an alignment greater than 4.
extern "C" int printf (const char *, ...);
typedef float at[4][4] __attribute__ ((aligned (64)));
typedef float at[4][4] __attribute__ ((aligned));
float dummy[4][4][15];
static volatile at a1[15];
// { dg-warning "object file alignment" "" { target i?86-pc-cygwin } 10 }
float f1 __attribute__ ((aligned (64)));
// { dg-warning "object file alignment" "" { target i?86-pc-cygwin } 13 }
float f1 __attribute__ ((aligned));
int main()
int
main (void)
{
printf ("%d %d\n", __alignof (a1), __alignof (f1));
return (__alignof (a1) < __alignof (f1));